Ask Question, Ask an Expert


Ask Electrical & Electronics Expert

Answer the following problems.

problem 1) prepare down the difference between a conventional cellular radio system and a space based (satellite) cellular radio system?

problem 2) For the power delay profile compute the 90% correlation bandwidth.

problem 3) Describe how are PCS systems different from conventional cellular system like AMPS?

problem 4) If the US AMPS cellular operator is allocated 12.5 MHz for each simplex band, and if Bt is 12.5 MHz, Bguard is 10 KHz and Bc is 30 KHz, determine the number of channels available in an FDMA system.

problem 5) If the normal GSM time slot consists of six trailing bits, 8.25 guard bits, 26 training bits and two traffic bursts of 58 bits of data, determine the frame efficiency.

problem 6) Distinguish between wireless and fixed telephone networks.

problem 7) prepare down major features of GSM.

problem 8) What is the spectral efficiency of the GMSK modulation scheme used in GSM.

problem 9) Name the cellular system which uses the most bandwidth efficient modulation.

problem 10) Briefly describe IEEE 802.11 services.

Electrical & Electronics, Engineering

  • Category:- Electrical & Electronics
  • Reference No.:- M98547

Have any Question? 

Related Questions in Electrical & Electronics

A square loop of wire of sides 001 m lies in the xy-plane

A square loop of wire of sides 0.01 m lies in the xy-plane, with its sides parallel to the x- and y-axes and with its center at the origin. It carries a current of 1 A in the clockwise sense as seen along the positive z- ...

1 discuss briefly the motional emf concept2 what is lenzs

1. Discuss briefly the motional emf concept. 2. What is Lenz's law? 3. How would you orient a loop antenna in order to obtain maximum signal from an incident electromagnetic wave which has its magnetic field linearly pol ...

1 what are apparent wavelengths why are they longer than

1. What are apparent wavelengths? Why are they longer than the wavelength along the direction of propagation? 2. What are apparent phase velocities? Why are they greater than the phase velocity along the direction of pro ...

When bill clinton took office in january 1993 he faced two

When Bill Clinton took office in January 1993, he faced two major economic problems: a large federal budget deficit and high unemployment resulting from a very slow recovery from the recession of 1990 to 1991. In his fir ...

1 discuss the consequence of the frequency dependence of

1. Discuss the consequence of the frequency dependence of the phase velocity of a wave in a material medium. 2. What is loss tangent? Discuss its significance. 3. What is the intrinsic impedance of a material medium? Wha ...

Does the velocity distribution in example satisfy

Does the velocity distribution in Example satisfy continuity? Example A rotating shaft, as illustrated in Figure, causes the fluid to move in circular streamlines with a velocity that is inversely proportional to the dis ...

Diode circuits1 the 6v zener diode below has zero zener

Diode Circuits 1. The 6V zener diode below has zero Zener resistance and a knee current of 5mA.The minimum value of R, so that the voltage across it does not fall below 6V is 2.A zener diode in the circuit shown in below ...

It is desired to strip trichloroethylene o2hcl3 from a

It is desired to strip trichloroethylene, O 2 HCl 3 , from a contaminated groundwater stream. The groundwater, which can be treated as a dilute water stream, will be fed to the top of the tower operating at 288 K and 1.0 ...

Want to explain or write report write some sentence under

Want to explain or write report. Write some sentence under each picture or write for all report .. just explain 1. Using oscilloscope, graph the voltage for node 1 to 21 in the schematic. 2. Explain each graph 3. Explain ...

1 what determines the sense of the current flow in an image

1. What determines the sense of the current flow in an image antenna relative to that in the actual antenna? 2. How does the concept of an image antenna simplify the determination of the radiation pattern of an antenna a ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen